Physics, 20.08.2021 09:00 CarQuestionl506
Give an order-of-magnitude estimate for the length in meters of the following: (a) your height, (b) a fly, (c) a car, (d) a jetliner, (e) an interstate highway stretching from coast to coast.
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Physics, 21.06.2019 17:30
In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j ?
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Physics, 21.06.2019 18:00
Aproton is projected toward a fixed nucleus of charge +ze with velocity vo. initially the two particles are very far apart. when the proton is a distance r from the nucleus its velocity has decreased to 1/2vo. how far from the nucleus will the proton be when its velocity has dropped to 1/4vo?
Answers: 3
Physics, 22.06.2019 00:30
Occurs when an energy source transfers heat directly to another subject space; an example would be an object becoming warm by sitting in the sunshine
Answers: 1
Give an order-of-magnitude estimate for the length in meters of the following: (a) your height, (b)...
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